NASA’s AIRS Sees Polar Vortex Behind U.S. Big Chill
The chilling weather phenomenon that hit much of the U.S. in January is explained by scientist Eric Fetzer using data from NASA's AIRS instrument.
Paul Beckwith: Climate Change Deep Freeze (Polar Vortex, Jet Stream and Sea Ice)
Paul Beckwith, discusses the severity and extent of the North American deep freeze and how it results from fractured jet streams due to climate change.